Core Insights - The opening of the Baoyin High-Speed Railway's Baotou to Huinong section marks a significant development in connecting Ningxia and Inner Mongolia, transforming travel time from "thousands of miles" to "half a day" [1][7] - The project features a high bridge and tunnel ratio of 39.6%, making it the longest high-speed railway project in Inner Mongolia with the most bridges [1] - The construction utilized innovative technologies to overcome complex terrain challenges, emphasizing both technological advancement and ecological protection [1][3] Infrastructure Development - The Wuhai Yellow River Bridge, a key project, spans 2,190.79 meters with a main span of 310 meters, employing advanced construction techniques to enhance efficiency [1][3] - The Dengkou Yellow River Bridge, measuring 5,145.91 meters, set a new record for high-speed railway bridge construction in China, utilizing a combination of large movable formwork and steel box girder technology [3] - The Gandel Mountain Tunnel, the longest on the line at 12,095 meters, faced complex geological conditions, requiring innovative blasting and monitoring techniques to ensure safety and quality [3][4] Environmental Protection - The construction adhered to strict environmental principles, particularly in the Gandel Mountain Tunnel, where protective measures were taken for rare plant species [4][6] - Measures included the use of closed mud treatment systems and ecological restoration practices to prevent pollution and maintain the integrity of the Yellow River ecosystem [6][7] - The project integrated green development concepts throughout its planning and execution, ensuring a balance between infrastructure advancement and ecological preservation [6][7]

新华社发 【1】 【2】 【3】 【4】 【5】 原标题：包银高铁包惠段启动联调联试 当日，记者从中国铁路呼和浩特局集团有限公司获悉，包银高铁包头至惠农段联调联试工作正式启动， 为包银高铁全线开通运营奠定坚实基础。 8月2日，检测列车在进行联调联试作业（无人机照片）。 ...